1. The mean scrap loss my of a workforce of 5700 machine operators will be estimated by SRS. It is desired to have a
95% zCI having half width d = 80 pounds. The method of 2-stage sampling will be used to achieve this. Management
is comfortable with a tot
@Wf H .
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Swami: Nzi'g agatva Ea , $22: =..%z:ae::e_
1N3: my 35% a; 2:: am
3593? iffw-g are WWW": y me Wmfg pmwmmw.
=-- [00:50 + 53-25% mg» agar-Ea
4523 ( ( :3
gar = 2:4. W "
WILEY SERIES IN PROBABILITY AND STATISTICS
ESTABLISHED BY WALTER A. SHEWHART AND SAMUEL S. WILKS
Editors: David J. Balding, Noel A. C. Cressie. Garrett M. F itzmaariee,
Harvey Goldstein, Iain M. Johnstone, Geert Molenberghs, David W. Scott,
Adrian F. M Sm